C8051F046-GQ Silicon Laboratories Inc, C8051F046-GQ Datasheet - Page 174

IC 8051 MCU 32K FLASH 100TQFP

C8051F046-GQ

Manufacturer Part Number
C8051F046-GQ
Description
IC 8051 MCU 32K FLASH 100TQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F04xr
Datasheets

Specifications of C8051F046-GQ

Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
CAN, EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o
64
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
4.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 13x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Processor Series
C8051F0x
Core
8051
Data Bus Width
8 bit
Data Ram Size
4.25 KB
Interface Type
CAN, SMBus, SPI, UART
Maximum Clock Frequency
25 MHz
Number Of Programmable I/os
64
Number Of Timers
5
Operating Supply Voltage
2.7 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Development Tools By Supplier
C8051F040DK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 13 Channel
On-chip Dac
12 bit, 2 Channel
Package
100TQFP
Device Core
8051
Family Name
C8051F04x
Maximum Speed
25 MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
 Details
Other names
336-1211

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Part Number
Manufacturer
Quantity
Price
Part Number:
C8051F046-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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C8051F040/1/2/3/4/5/6/7
174
Bits 7-0: OSCICL: Internal Oscillator Calibration Register
Bit7:
Bit6:
Bits5-2:
Bits1-0:
IOSCEN
R/W
R/W
Bit7
Bit7
This register calibrates the internal oscillator period. The reset value for OSCICL defines the
internal oscillator base frequency. The reset value is factory calibrated to generate an inter-
nal oscillator frequency of 24.5 MHz.
IOSCEN: Internal Oscillator Enable Bit.
0: Internal Oscillator Disabled
1: Internal Oscillator Enabled
IFRDY: Internal Oscillator Frequency Ready Flag.
0: Internal Oscillator is not running at programmed frequency.
1: Internal Oscillator is running at programmed frequency.
Reserved.
IFCN1-0: Internal Oscillator Frequency Control Bits.
00: SYSCLK derived from Internal Oscillator divided by 8.
01: SYSCLK derived from Internal Oscillator divided by 4.
10: SYSCLK derived from Internal Oscillator divided by 2.
11: SYSCLK derived from Internal Oscillator divided by 1.
SFR Definition 14.1. OSCICL: Internal Oscillator Calibration
IFRDY
SFR Definition 14.2. OSCICN: Internal Oscillator Control
R/W
R/W
Bit6
Bit6
R/W
R/W
Bit5
Bit5
-
R/W
Bit4
Bit4
R
-
Rev. 1.5
R/W
R/W
Bit3
Bit3
-
R/W
R/W
Bit2
Bit2
-
IFCN1
R/W
R/W
Bit1
Bit1
SFR Address:
SFR Address:
IFCN0
SFR Page:
SFR Page:
R/W
R/W
Bit0
Bit0
0x8A
F
0x8B
F
Reset Value
11000000
Reset Value
Variable

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